Clear out previous legend array contents before freeing legend array.

[rrdtool.git] / src / rrd_xport.c

diff --git a/src/rrd_xport.c b/src/rrd_xport.c
index 488c24c..c12b783 100644 (file)
--- a/src/rrd_xport.c
+++ b/src/rrd_xport.c
@@ -376,8 +376,10 @@ rrd_xport_fn(image_desc_t *im,
          if ((legend_list[j] = malloc(sizeof(char) * (FMT_LEG_LEN+5)))==NULL) {
            free(srcptr_list);
            free(ref_list);
+           free(*data);  *data = NULL;
+           while (--j > -1) free(legend_list[j]);
            free(legend_list);
-           rrd_set_error("malloc xprint legend entry");
+           rrd_set_error("malloc xport legend entry");
            return(-1);
          }